EP0797009A3 - Circuit de commande de fluide - Google Patents

Circuit de commande de fluide Download PDF

Info

Publication number
EP0797009A3
EP0797009A3 EP97301718A EP97301718A EP0797009A3 EP 0797009 A3 EP0797009 A3 EP 0797009A3 EP 97301718 A EP97301718 A EP 97301718A EP 97301718 A EP97301718 A EP 97301718A EP 0797009 A3 EP0797009 A3 EP 0797009A3
Authority
EP
European Patent Office
Prior art keywords
pressure
control
compensator
fluid
control circuit
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP97301718A
Other languages
German (de)
English (en)
Other versions
EP0797009B1 (fr
EP0797009A2 (fr
Inventor
Thomas Dahl
Sten Frodin
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Aeroquip Vickers Ltd
Original Assignee
Trinova Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Trinova Ltd filed Critical Trinova Ltd
Publication of EP0797009A2 publication Critical patent/EP0797009A2/fr
Publication of EP0797009A3 publication Critical patent/EP0797009A3/fr
Application granted granted Critical
Publication of EP0797009B1 publication Critical patent/EP0797009B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
    • F04B49/08—Regulating by delivery pressure

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Control Of Positive-Displacement Pumps (AREA)
  • Multiple-Way Valves (AREA)
  • Electromagnetic Pumps, Or The Like (AREA)
EP97301718A 1996-03-22 1997-03-13 Circuit de commande de fluide Expired - Lifetime EP0797009B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB9606186 1996-03-22
GB9606186A GB2311385B (en) 1996-03-23 1996-03-23 A fluid power control circuit

Publications (3)

Publication Number Publication Date
EP0797009A2 EP0797009A2 (fr) 1997-09-24
EP0797009A3 true EP0797009A3 (fr) 1999-06-23
EP0797009B1 EP0797009B1 (fr) 2003-05-07

Family

ID=10790943

Family Applications (1)

Application Number Title Priority Date Filing Date
EP97301718A Expired - Lifetime EP0797009B1 (fr) 1996-03-22 1997-03-13 Circuit de commande de fluide

Country Status (5)

Country Link
US (1) US5884480A (fr)
EP (1) EP0797009B1 (fr)
DE (1) DE69721622T2 (fr)
ES (1) ES2197303T3 (fr)
GB (1) GB2311385B (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102005016181B4 (de) * 2005-04-08 2018-05-09 Robert Bosch Automotive Steering Gmbh Regelvorrichtung für eine hydraulische Fördereinrichtung
KR100641396B1 (ko) * 2005-09-15 2006-11-01 볼보 컨스트럭션 이키프먼트 홀딩 스웨덴 에이비 유압제어시스템
DE102011007629B3 (de) * 2011-04-18 2012-09-27 Siemens Aktiengesellschaft Elektropneumatischer Stellungsregler
US9803637B2 (en) * 2011-07-14 2017-10-31 Ford Global Technologies, Llc Variable displacement hydraulic pump control
US9091040B2 (en) 2012-08-01 2015-07-28 Caterpillar Inc. Hydraulic circuit control
CN108026989B (zh) * 2015-09-29 2020-05-15 舍弗勒技术股份两合公司 流体组件
US10330126B2 (en) * 2016-12-16 2019-06-25 Caterpillar Inc. Fan control system with electro-hydraulic valve providing three fan motor operational positions

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4627238A (en) * 1983-11-08 1986-12-09 Hydromatik Gmbh Output control apparatus for a hydrostatic drive with delivery adjustment
EP0211980A1 (fr) * 1985-08-17 1987-03-04 Vickers Systems GmbH Installation de réglage pour le couple moteur
US4665699A (en) * 1981-11-24 1987-05-19 Linde Aktiengesellschaft Hydrostatic drives
EP0279356A1 (fr) * 1987-02-19 1988-08-24 Deere & Company Système hydraulique pour un engin de terrassement
US4801247A (en) * 1985-09-02 1989-01-31 Yuken Kogyo Kabushiki Kaisha Variable displacement piston pump
JPH01312201A (ja) * 1988-06-10 1989-12-18 Toshiba Mach Co Ltd 油圧流量制御装置

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3118576A1 (de) * 1981-05-11 1982-12-02 Mannesmann Rexroth GmbH, 8770 Lohr Regeleinrichtung fuer eine verstellpumpe
DE3535771A1 (de) * 1985-10-07 1987-04-09 Linde Ag Hydrostatischer antrieb mit mehreren verbrauchern
JPH0374605A (ja) * 1989-08-16 1991-03-29 Komatsu Ltd 作業機シリンダの圧油供給装置
DE3929466A1 (de) * 1989-09-05 1991-03-21 Rexroth Mannesmann Gmbh Steuerschaltung fuer einen mit einer verstellpumpe betriebenen hydraulischen kraftheber
KR950007252B1 (ko) * 1991-11-30 1995-07-07 삼성중공업주식회사 가변용량형 유압펌프의 제어장치
JPH06137276A (ja) * 1992-10-29 1994-05-17 Komatsu Ltd 可変容量油圧ポンプの容量制御装置
WO1994023213A1 (fr) * 1993-03-26 1994-10-13 Kabushiki Kaisha Komatsu Seisakusho Regulateur pour machine a commande hydraulique
KR0120281B1 (ko) * 1994-07-29 1997-10-22 석진철 로드센싱시스템의 펌프입력마력 및 유량제어장치

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4665699A (en) * 1981-11-24 1987-05-19 Linde Aktiengesellschaft Hydrostatic drives
US4627238A (en) * 1983-11-08 1986-12-09 Hydromatik Gmbh Output control apparatus for a hydrostatic drive with delivery adjustment
EP0211980A1 (fr) * 1985-08-17 1987-03-04 Vickers Systems GmbH Installation de réglage pour le couple moteur
US4801247A (en) * 1985-09-02 1989-01-31 Yuken Kogyo Kabushiki Kaisha Variable displacement piston pump
EP0279356A1 (fr) * 1987-02-19 1988-08-24 Deere & Company Système hydraulique pour un engin de terrassement
JPH01312201A (ja) * 1988-06-10 1989-12-18 Toshiba Mach Co Ltd 油圧流量制御装置

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 014, no. 110 (M - 0943) 28 February 1990 (1990-02-28) *

Also Published As

Publication number Publication date
GB9606186D0 (en) 1996-05-29
DE69721622T2 (de) 2004-02-19
GB2311385B (en) 2000-07-19
ES2197303T3 (es) 2004-01-01
EP0797009B1 (fr) 2003-05-07
DE69721622D1 (de) 2003-06-12
US5884480A (en) 1999-03-23
GB2311385A (en) 1997-09-24
EP0797009A2 (fr) 1997-09-24

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